package com.cens.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {

    private Set<Integer> set = new HashSet<Integer>();

    /**
     *  初始化
     * @param constraintAnnotation 注解
     */
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] values = constraintAnnotation.values();
        for (int value : values) {
            set.add(value);
        }
    }

    /**
     * 判断是否校验成功
     * @param value 传入的值
     * @param context 上下文对象
     * @return 数据是否校验成功
     */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        return set.contains(value);
    }
}
